🚚(frontend) rename NotificationType items

I found the item names unclear, so I updated them for better clarity.

I also removed the unnecessary 'lowered' item and added
a TODO comment about handling the message received notification,
which is not yet implemented in the code.

src/frontend/src/features/notifications/MainNotificationToast.tsx

@@ -16,11 +16,11 @@ export const MainNotificationToast = () => {
       if (isMobileBrowser()) {
         return
       }
-      triggerNotificationSound(NotificationType.Joined)
+      triggerNotificationSound(NotificationType.ParticipantJoined)
       toastQueue.add(
         {
           participant,
-          type: NotificationType.Joined,
+          type: NotificationType.ParticipantJoined,
         },
         {
           timeout: 5000,
@@ -67,7 +67,7 @@ export const MainNotificationToast = () => {
       const existingToast = toastQueue.visibleToasts.find(
         (toast) =>
           toast.content.participant === participant &&
-          toast.content.type === NotificationType.Raised
+          toast.content.type === NotificationType.HandRaised
       )
 
       if (existingToast && prevMetadata.raised && !metadata.raised) {
@@ -76,11 +76,11 @@ export const MainNotificationToast = () => {
       }
 
       if (!existingToast && !prevMetadata.raised && metadata.raised) {
-        triggerNotificationSound(NotificationType.Raised)
+        triggerNotificationSound(NotificationType.HandRaised)
         toastQueue.add(
           {
             participant,
-            type: NotificationType.Raised,
+            type: NotificationType.HandRaised,
           },
           { timeout: 5000 }
         )

src/frontend/src/features/notifications/NotificationType.ts

@@ -1,6 +1,5 @@
 export enum NotificationType {
-  Joined = 'joined',
-  Default = 'default',
-  Raised = 'raised',
-  Lowered = 'lowered',
+  ParticipantJoined = 'participantJoined',
+  HandRaised = 'handRaised',
+  // todo - implement message received notification
 }

src/frontend/src/features/notifications/components/ToastRegion.tsx

@@ -17,10 +17,10 @@ export function ToastRegion({ state, ...props }: ToastRegionProps) {
   return (
     <div {...regionProps} ref={ref} className="toast-region">
       {state.visibleToasts.map((toast) => {
-        if (toast.content?.type === NotificationType.Joined) {
+        if (toast.content?.type === NotificationType.ParticipantJoined) {
           return <ToastJoined key={toast.key} toast={toast} state={state} />
         }
-        if (toast.content?.type === NotificationType.Raised) {
+        if (toast.content?.type === NotificationType.HandRaised) {
           return <ToastRaised key={toast.key} toast={toast} state={state} />
         }
         return <Toast key={toast.key} toast={toast} state={state} />

src/frontend/src/features/notifications/hooks/useSoundNotification.tsx

@@ -4,9 +4,9 @@ import useSound from 'use-sound'
 export const useNotificationSound = () => {
   const [play] = useSound('./sounds/notifications.mp3', {
     sprite: {
-      joined: [0, 1150],
-      raised: [1400, 180],
-      message: [1580, 300],
+      participantJoined: [0, 1150],
+      handRaised: [1400, 180],
+      messageReceived: [1580, 300],
       waiting: [2039, 710],
       success: [2740, 1304],
     },